10e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org/* 20e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * libjingle 30e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * Copyright 2004 Google Inc. 40e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 50e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * Redistribution and use in source and binary forms, with or without 60e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * modification, are permitted provided that the following conditions are met: 70e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 80e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 1. Redistributions of source code must retain the above copyright notice, 90e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * this list of conditions and the following disclaimer. 100e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 2. Redistributions in binary form must reproduce the above copyright notice, 110e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * this list of conditions and the following disclaimer in the documentation 120e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * and/or other materials provided with the distribution. 130e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 3. The name of the author may not be used to endorse or promote products 140e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * derived from this software without specific prior written permission. 150e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 160e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 170e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 180e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 190e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 200e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 210e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 220e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 230e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 240e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 250e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 260e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org */ 270e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 280e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#ifndef TALK_MEDIA_BASE_VIDEOPROCESSOR_H_ 290e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#define TALK_MEDIA_BASE_VIDEOPROCESSOR_H_ 300e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 310e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#include "talk/media/base/videoframe.h" 32cf81adffe15fa8ea0f333432e41f6d504148f18abuildbot@webrtc.org#include "webrtc/base/sigslot.h" 330e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 340e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgnamespace cricket { 350e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 360e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgclass VideoProcessor : public sigslot::has_slots<> { 370e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org public: 380e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org virtual ~VideoProcessor() {} 390e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // Contents of frame may be manipulated by the processor. 400e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // The processed data is expected to be the same size as the 410e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // original data. VideoProcessors may be chained together and may decide 420e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // that the current frame should be dropped. If *drop_frame is true, 430e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // the current processor should skip processing. If the current processor 440e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // decides it cannot process the current frame in a timely manner, it may set 450e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // *drop_frame = true and the frame will be dropped. 460e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org virtual void OnFrame(uint32 ssrc, VideoFrame* frame, bool* drop_frame) = 0; 470e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org}; 480e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 490e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} // namespace cricket 500e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#endif // TALK_MEDIA_BASE_VIDEOPROCESSOR_H_ 51